[PATCH v2 6/9] Bluetooth: Add LE scan functions to hci_core

[Andre Guedes <andre.guedes@xxxxxxxxxxxxx>]

This patch adds to hci_core functions to init LE scan and cancel
an ongoing scanning (hci_do_le_scan and hci_cancel_le_scan).

Signed-off-by: Andre Guedes <andre.guedes@xxxxxxxxxxxxx>
---
 include/net/bluetooth/hci_core.h |    3 +++
 net/bluetooth/hci_core.c         |   32 ++++++++++++++++++++++++++++++++
 2 files changed, 35 insertions(+), 0 deletions(-)

diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index a48c699..db137ca 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -998,5 +998,8 @@ void hci_le_ltk_neg_reply(struct hci_conn *conn);
 
 int hci_do_inquiry(struct hci_dev *hdev, u8 length);
 int hci_cancel_inquiry(struct hci_dev *hdev);
+int hci_do_le_scan(struct hci_dev *hdev, u8 type, u16 interval, u16 window,
+								int timeout);
+int hci_cancel_le_scan(struct hci_dev *hdev);
 
 #endif /* __HCI_CORE_H */
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 8e96e3b..1e5d9db 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -2678,5 +2678,37 @@ int hci_cancel_inquiry(struct hci_dev *hdev)
 	return hci_send_cmd(hdev, HCI_OP_INQUIRY_CANCEL, 0, NULL);
 }
 
+int hci_do_le_scan(struct hci_dev *hdev, u8 type, u16 interval, u16 window,
+								int timeout)
+{
+	struct le_scan_params *params = &hdev->le_scan_params;
+
+	if (test_bit(HCI_LE_SCAN, &hdev->dev_flags))
+		return -EINPROGRESS;
+
+	BT_DBG("%s", hdev->name);
+
+	params->type = type;
+	params->interval = interval;
+	params->window = window;
+	params->timeout = timeout;
+
+	queue_work(hdev->workqueue, &hdev->le_scan);
+
+	return 0;
+}
+
+int hci_cancel_le_scan(struct hci_dev *hdev)
+{
+	if (!test_bit(HCI_LE_SCAN, &hdev->dev_flags))
+		return -EPERM;
+
+	BT_DBG("%s", hdev->name);
+
+	del_timer(&hdev->le_scan_timer);
+
+	return send_le_scan_enable_cmd(hdev, 0);
+}
+
 module_param(enable_hs, bool, 0644);
 MODULE_PARM_DESC(enable_hs, "Enable High Speed");
-- 
1.7.7.1

--
To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html